Ticket #14639: 14639.diff

src/wp-includes/post.php

@@ -835 +835 @@
                         return 'publish';
 
                 // Inherit status from the parent
-                if ( $post->post_parent && ( $post->ID != $post->post_parent ) )
-                        return get_post_status($post->post_parent);
+                if ( $post->post_parent && ( $post->ID != $post->post_parent ) ) {
+                        $parent_post_status = get_post_status($post->post_parent);
+                        if ( 'trash' == $parent_post_status ) {
+                                return get_post_meta( $post->post_parent, '_wp_trash_meta_status', true );
+                        } else {
+                                return $parent_post_status;
+                        }
+                }
+
         }
 
         return $post->post_status;